Nonprofits in Castalia, IA
501(c)(3) nonprofit organizations — IRS Exempt Organizations Business Master File (2026-02)
Overview
Source: IRS Exempt Organizations BMFTotal Nonprofits
3
Total Assets
—
Orgs with >$1M Assets
0
Per 10K Residents
211.3
nonprofits
+48.3% vs <10K avg
Nonprofits by Category
Source: IRS / NTEE ClassificationPublic Safety1
Recreation & Sports1
Nonprofits per 10K Residents vs Similar Cities
Source: IRS BMF + Census ACSCompared to cities with population Under 10,000
Largest Nonprofits in Castalia
Source: IRS Exempt Organizations BMF| Organization | Category | Assets | Income | Est. |
|---|---|---|---|---|
| CASTALIA VOLUNTEER FIREMEN INC | Public Safety | $0 | $0 | 2023 |
Castalia, IA has 3 registered 501(c)(3) nonprofit organizations. The most common category is Recreation & Sports, with 1 organizations.0 That works out to 211.3 nonprofits per 10,000 residents. The oldest active nonprofit dates back to 1988.